*{
	padding: 0px;
	margin:0px;
}
li{
	list-style: none;
}
.wrap{
	width: 100%;
}
.banner{
	width: 1240px;
	height: 480px;
	margin: 0 auto;
}
.img{
	width: 1240px;
	height: 480px;
	position: relative;
	
}
.banner_img{
	width: 1240px;
	height: 480px;
	position: relative;
	top:0px;
	left: 0px;
}
.banner_list{
	width: 1240px;
	height: 480px;
	position: absolute;
	top:0px;
	left: 0px;
}

.click_botton{
	width: 130px;
	height: 30px;
    position: absolute;
    left: 50%;
    bottom:10px;
    margin-left: -65px;
}
.click_list{
	width: 14px;
	height: 14px;
	border-radius: 50%;
	background: blue url() 0 0 no-repeat;
	float: left;
	margin-right: 5px;
	border: 1px solid silver;
	background: rgba(0,0,0,0);
	cursor: pointer;
}
#btn1{
	width: 30px;
	height: 60px;
	position: absolute;
	top:50%;
	left: 245px;
	background:rgba(0,0,0,0.5);
	color: white;
	font-size: 16px;
	border: none;
	
	z-index: 2;
}
#btn2{
	width: 30px;
	height: 60px;
	position: absolute;
	top:50%;
	right: 0px;
	background:rgba(0,0,0,0.5);
	color: white;
	font-size: 16px;
	border: none;
	z-index: 2;
	